consulate in benghazi, libya. we're just getting this information coming in. we know there was also an attack on the u.s. embassy today. this, the 11th anniversary of 9/11 on the u.s. embassy and cairo, as well. erin burnett "outfront" will have moch much more at the top of the hour. >>> few politicians are more closely associated with 9/11 than rudy guiliani. after the attacks, the former new york city mayor became known as america's mayor as he helped lead the nation forward. you've described 9/11 as both the worst day and the best day. explain why you said that. >> the worst day, because it was the worst attack, domestic attack in the history of my c country, or you have to go back to the revolution and the war of 1812 and civil war to look for similar kinds of things. certainly, new york city. and at the same time, it was a day of more heroism, more patriotic fervor, more assistance, more charitable action and activity than i ever saw, ever, in my life. i never saw this kind of desire to want the